A member asked:

My dad had is pacemaker checkup today, they said the top half of his heart was getting 400 bpm, how bad it this?

6 doctors weighed in across 2 answers

Perhaps AF: It sounds as though he now has atrial fibrillation, af.

Answered 11/25/2013

6.2k views

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Atrial fibrillation: It sounds like atrial fibrillation, which increases the risk for stroke. Ask a doctor about this risk. Anticoagulants are frequently used to lower this risk.

Answered 1/2/2012

6.1k views

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